FluentScheduler is a free, open source orchestration & scheduling project written in C# and released under Unlicense. It has 2,768 GitHub stars, 410 forks and 21 open issues, and was last pushed 6 months ago. On this registry it ranks #40 of 64 tracked projects in Orchestration & Scheduling, with 5 head-to-head comparisons available.

What is FluentScheduler?

What it is

FluentScheduler is automated job scheduler with fluent interface for .NET platform. Repository facts list language as C#, license as Unlicense, category as Infrastructure & Operations / Orchestration & Scheduling, topics as fluent and scheduler, stars as 2767, forks as 410, age as 14 years, last push as 2026-03-19T02:17:27Z, and open issues as 21. README shows C# program creating Schedule object, passing console output action, configuring run callback with Every(5).Minutes(), then calling Start.

Problem solved is scheduling repeated .NET work inside application code. Instead of writing separate timing logic for each task, developer expresses job and interval through fluent API. This gives .NET projects code-first way to run automated tasks, such as periodic console output shown in README. Documentation, issues, and help wanted label support learning, problem reporting, and contribution. Version 5 is deprecated and lives in version-5 branch.

Key capabilities

  • Automated job scheduling: run defined actions according to developer-configured time rules.
  • Fluent interface: schedule setup uses C# expressions, including run callback and Every(5).Minutes().
  • .NET platform support: library is C# project for .NET ecosystem.
  • Code-defined jobs: README example passes action directly into Schedule constructor.
  • Explicit start control: schedule.Start() begins scheduled execution.
  • Recurring minute intervals: example schedules work every 5 minutes.
  • Project support path: documentation, issues, and help wanted label provide learning and contribution channels.

Who uses it and how

  • .NET developers who need to run scheduled action from application code.
  • C# projects using fluent API to express periodic work, as shown by README example.
  • Teams adding timed console output or similar repeated tasks to .NET programs.
  • Contributors reviewing documentation, issues, and help wanted label to learn, report problems, or suggest changes.
  • Users needing older version 5 behavior, who must consult deprecated version-5 branch.

Getting started

README shows creating Schedule with action and run configuration, then calling Start. Homepage documentation is linked for learning.

When to use it — and when not to

Use FluentScheduler when need .NET code-first scheduler for recurring tasks, especially where fluent C# setup is preferred. Do not use it when need hosted scheduler, cross-language platform, or active version 5 support, because version 5 is deprecated and README lists no hosted option. Repository shows 21 open issues and no listed contributors, so evaluate current maintenance before production use.

project readme (upstream, from github) — read inline

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FluentScheduler

Automated job scheduler with fluent interface for the .NET platform.

var schedule = new Schedule(
    () => Console.WriteLine("5 minutes just passed."),
    run => run.Every(5).Minutes()
);

schedule.Start();

Learning?
Check the documentation!

Comments? Problems? Suggestions?
Check the issues!

Want to help?
Check the help wanted label!

Looking for the now deprecated version 5 of the library?
Check the version-5 branch!

Frequently asked questions

Is FluentScheduler free to use?

FluentScheduler is open source under the Unlicense licence. There is no licence fee and no seat count — you can self-host it or, where the project offers one, pay a vendor for a managed version instead.

What does FluentScheduler do?

Automated job scheduler with fluent interface for the .NET platform.

What is FluentScheduler written in?

FluentScheduler is primarily written in C#. Its source is publicly available at https://github.com/fluentscheduler/FluentScheduler, and it has 2,768 GitHub stars.